{"url_path":"/weather/alerts/2.49.0.1.840.0.0a1d2ae7b477c90ce634483518a41ed998a6625b.002.1","section_key":"alert","section_title":"Special Marine Warning issued June 23 at 7:02PM EDT until June 23 at 7:30PM EDT by NWS Jacksonville FL","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-06-23","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.0a1d2ae7b477c90ce634483518a41ed998a6625b.002.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Jacksonville FL"},"word_count":234,"has_tables":false,"body_markdown":"# Special Marine Warning: Special Marine Warning issued June 23 at 7:02PM EDT until June 23 at 7:30PM EDT by NWS Jacksonville FL\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Immediate\n**Areas:** Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM; Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM; Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM\n**Issued by:** NWS Jacksonville FL\n**Sent:** 2026-06-23T19:02:00-04:00\n**Effective:** 2026-06-23T19:02:00-04:00\n**Expires:** 2026-06-23T19:30:00-04:00\n\n## Description\nFor the following areas...\nWaters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60\nNM...\nWaters from Fernandina Beach to St. Augustine FL from 20 to 60 NM...\nWaters from St. Augustine to Flagler Beach FL from 20 to 60 NM...\n\nAt 701 PM EDT, strong thunderstorms were located along a line\nextending from 39 nm southeast of Tug Rio Caroni to 33 nm east of\nMarineland, moving southeast at 30 knots.\n\nHAZARD...Wind gusts to 40 knots.\n\nSOURCE...Radar indicated.\n\nIMPACT...Small craft could be damaged in briefly higher winds and\nsuddenly higher waves.\n\nLocations impacted include...\nNavy Drydock and Tournament Reef.\n\n## Instructions\nMove to safe harbor until hazardous weather passes. If your vessel is\ncaught offshore, immediately secure for heavy weather. Ensure all\ncrew members are wearing USCG approved Type I life jackets and\nnonessential crew are below decks. Deploy jack lines and harnesses if\navailable. Check life saving equipment, including batteries on\nhandheld radios, for readiness."}